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<h1 class="topictitle1">Precautions for Deploying ProtectAgent on Production Hosts (Applicable to 1.6.0 and Later Versions)</h1>
<div><p>You need to add environment variables when deploying ProtectAgent on production hosts. Otherwise, Roach commands will fail to be executed.</p>
<div class="section"><h4 class="sectiontitle">Procedure</h4><ol><li><span>Use PuTTY to log in to all CNs in the GaussDB (DWS) cluster where ProtectAgent has been deployed.</span></li><li><span>Run the following command to open the <strong>env</strong> file (user <strong>omm</strong> is used as an example):</span><p><pre class="screen">vi /home/<em>omm</em>/profile/env</pre>
<div class="p">Ensure that the following content has been added to the <strong>env</strong> file. The ProtectAgent installation directory <strong>/opt</strong> is used as an example.<pre class="screen">export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/<em>opt</em>/DataBackup/ProtectClient/interfaces/xbsa/lib</pre>
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</p></li><li><span>Run the following command to open the <strong>.bashrc</strong> file (user <strong>omm</strong> is used as an example):</span><p><pre class="screen">vi /home/<em>omm</em>/.bashrc</pre>
<div class="p">Ensure that the following content has been added to the <strong>.bashrc</strong> file. The ProtectAgent installation directory <strong>/opt</strong> is used as an example.<pre class="screen">export DATA_BACKUP_AGENT_HOME=/<em>opt</em></pre>
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